Texas Instruments

LP3985IM5-2.9/NOPB  

Linear & Switching Voltage Regulators

LP3985IM5-2.9/NOPB Description

The LP3985IM5-2.9/NOPB is a high-performance linear voltage regulator designed by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and is ideal for applications requiring a stable and efficient power supply. The regulator features a fixed output voltage of 2.9V and can deliver up to 150mA of output current. It is housed in a compact SOT23-5 package, making it suitable for space-constrained designs.

LP3985IM5-2.9/NOPB Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Current - Output: 150mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 250 µA
• Voltage - Output (Min/Fixed): 2.9V
• Voltage Dropout (Max): 0.1V @ 150mA
• Current - Quiescent (Iq): 150 µA
• PSRR: 50dB to 40dB (1kHz to 10kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Short Circuit
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• HTSUS: 8542.39.0001
• ECCN: EAR99

The LP3985IM5-2.9/NOPB stands out due to its low dropout voltage of 0.1V at 150mA, which ensures high efficiency even at low input-to-output voltage differentials. This feature is particularly beneficial in battery-powered applications where the input voltage can drop significantly over time. Additionally, the regulator's low quiescent current of 150 µA minimizes power consumption, extending battery life.

The device also offers excellent power supply rejection ratio (PSRR) performance, with values ranging from 50dB at 1kHz to 40dB at 10kHz. This ensures that the output voltage remains stable and free from noise, even in the presence of varying input conditions. The enable control feature provides flexibility in system design, allowing the regulator to be turned on and off as needed.

LP3985IM5-2.9/NOPB Applications

The LP3985IM5-2.9/NOPB is well-suited for a variety of applications, including:

• Battery-Powered Devices: The low dropout voltage and low quiescent current make it ideal for portable electronics and battery-operated systems.
• Consumer Electronics: Suitable for devices that require a stable and efficient power supply, such as smartphones, tablets, and wearable devices.
• Industrial Applications: The compact SOT23-5 package and robust protection features make it suitable for industrial control systems and IoT devices.
• Medical Devices: The regulator's reliability and compliance with industry standards make it suitable for medical equipment that requires precise power management.

Conclusion of LP3985IM5-2.9/NOPB

The LP3985IM5-2.9/NOPB is a versatile and efficient linear voltage regulator that offers a combination of high performance and low power consumption. Its low dropout voltage and low quiescent current make it an excellent choice for battery-powered applications, while its robust protection features ensure reliability in various operating conditions. The compact SOT23-5 package and surface-mount design make it easy to integrate into space-constrained designs. Overall, the LP3985IM5-2.9/NOPB is a reliable and efficient solution for a wide range of applications, providing stable power management with minimal power loss.

LP3985IM5-2.9/NOPB Documents

Download datasheets and manufacturer documentation for LP3985IM5-2.9/NOPB

PCN Assembly/Origin :

Additional Assembly sites 21/Sep/2021      

Datasheets :

LP3985 Datasheet      

PCN Packaging :

Pin One Dot 07/Jan/2019      

HTML Datasheet :

LP3985 Datasheet      

PCN Design/Specification :

Cu Wire Bond 14/May/2013